body {
    background-color: rgb(224, 239, 237);
}

a {
    text-decoration: none;
    /* 去除默认的下划线 */
    outline: none;
    /* 去除旧版浏览器的点击后的外虚线框 */
    color: #666666;
}

.main {
    width: 1200px;
    overflow: auto;
    margin: 0 auto;
    background-color: white;

    .infor {
        width: 1020px;
        overflow: auto;
        margin: 0 auto;
        background-color: white;

        h1 {
            height: 120px;
            line-height: 120px;
            font-size: 30px;
            font-weight: 400;
            text-align: center;
            border-bottom: 1px dashed #dadada;
            color: rgb(51, 51, 51);
        }

        img {
            display: block;
            width: 390px;
            height: 250px;
            margin: 50px auto;
        }

        p {
            text-indent: 2em;
            line-height: 2em;
            color: #666666;

            &:nth-last-child(2) {
                padding-bottom: 50px;
                border-bottom: 1px dashed #dadada;
            }
        }

    }

    div {
        a {
            line-height: 100px;
            float: left;

            &:nth-child(2) {
                float: right;
            }
        }
    }
}